Ransomware Research

Alcatraz Locker Ransomware

Alcatraz Locker is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on October 1, 2016, this ransomware has been actively targeting systems worldwide.

Quick facts

Ransomware Family
Alcatraz Locker
First Seen
October 1, 2016

How Alcatraz Locker ransomware works

File modification behavior

Alcatraz Locker updates file modification timestamps after encryption.

File encryption patterns

Alcatraz Locker modifies encrypted files using specific patterns to mark them as encrypted:

Extensions added after encryption
  • .Alcatraz

Ransom note and payment demands

After encrypting files, Alcatraz Locker displays ransom notes demanding payment for file recovery:

fileransomed.html
notes/ransomed.html

Location: Desktop

Technical indicators

Associated executable files

The following executable files are associated with Alcatraz Locker ransomware:

  • AlcatrazLocker
  • demo01.exe
  • alcatraz.exe
  • c5kvE3yL2I
  • Ransomware.exe
  • ransomware (20).exe
  • aa
  • wBERn.xlt

About this analysis

This Alcatraz Locker ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery, helping organizations defend against and recover from ransomware attacks like Alcatraz Locker.

Last updated: June 12, 2023

Detection coverage

Elastio detects Alcatraz Locker inside your data and backups.

The Hunt Engine uses Deep File Inspection to identify Alcatraz Locker across live data, replicated data, and backups. If this family is in your environment, Elastio finds it before encryption completes. Run a hunt against your recovery points to confirm.